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Automatically turn all text urls into working Hyperlinks

/ Published in: PHP
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Does not require http in the text to link. It must start with www however. Optionaly make the links popup in a new window.

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  1. /**
  2.  * AutoLinkUrls()
  3.  * 
  4.  * @param mixed $str
  5.  * @param bool $popup
  6.  * @return void
  7.  */
  8. function AutoLinkUrls($str,$popup = FALSE){
  9.     if (preg_match_all("#(^|\s|\()((http(s?)://)|(www\.))(\w+[^\s\)\<]+)#i", $str, $matches)){
  10. 		$pop = ($popup == TRUE) ? " target=\"_blank\" " : "";
  11. 		for ($i = 0; $i < count($matches['0']); $i++){
  12. 			$period = '';
  13. 			if (preg_match("|\.$|", $matches['6'][$i])){
  14. 				$period = '.';
  15. 				$matches['6'][$i] = substr($matches['6'][$i], 0, -1);
  16. 			}
  17. 			$str = str_replace($matches['0'][$i],
  18. 					$matches['1'][$i].'<a href="http'.
  19. 					$matches['4'][$i].'://'.
  20. 					$matches['5'][$i].
  21. 					$matches['6'][$i].'"'.$pop.'>http'.
  22. 					$matches['4'][$i].'://'.
  23. 					$matches['5'][$i].
  24. 					$matches['6'][$i].'</a>'.
  25. 					$period, $str);
  26. 		}//end for
  27.     }//end if
  28.     return $str;
  29. }//end AutoLinkUrls

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